hybridisation 9.3.2.3.3

Question 1

the crossbreeding of 2 genetically non identical individuals

Answer 1

hybridisation

Question 2

selective breeding is included in hybridisation turn or false ?

Answer 2

true

Question 3

main purpose of hybridisation

Answer 3

to produce offspring with desired traits (better suited to environment to meet their use)

Question 4

successful hybridisation

Answer 4

hybrid vigour

• increased strength
• better health
• greater fertility

Question 5

give 1 example of hybridisatioin

Answer 5

-mandarins:
cross of imperial and ellendale tango
= merbeingold 2350
=hybrid vigour
-however, long production (6-12 years growth, 10-12 years of evaluation of new species/variation)
(claims seedless although not completely as in every couple batches seeds are found)

Question 6

variations =

Answer 6

hybrids

Question 7

give 2nd example of hybridisation

Answer 7

cross bull and cow
- selective breeding
select bull with highest milk producing capacity, take some out and inject cow
=high milk producing offspring (good ilk) results in more milk being produced as best traits and features have been passed on